test/libcxx/depr/depr.c.headers/extern_c.pass.cpp

//===----------------------------------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

// Sometimes C++'s <foo.h> headers get included within extern "C" contexts. This
// is ill-formed (no diagnostic required), per [using.headers]p3, but we permit
// it as an extension.

extern "C" {
#include <assert.h>
// complex.h is not supported in extern "C".
#include <ctype.h>
#include <errno.h>
#include <fenv.h>
#include <float.h>
#include <inttypes.h>
#include <iso646.h>
#include <limits.h>
#include <locale.h>
#include <math.h>
#include <setjmp.h>
#include <signal.h>
#include <stdalign.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
// tgmath.h is not supported in extern "C".
#include <time.h>
// FIXME: #include <uchar.h>
#include <wchar.h>
#include <wctype.h>
}

int main() {}